Updated with 2026 Florida SB-48 Codes
What ADU can you build in your Brevard County backyard?
Instantly check eligibility for Accessory Dwelling Units (ADUs), like Guest Houses, Garage Conversions, and In-Law Suites.
100% Private Feasibility Check • Official County Zoning Data
Unincorporated Brevard County Rules
Max Size750 sq ft
Setbacks15ft Rear / 15ft Side
Rental Rules
Varies by district
*These rules apply if your address is NOT inside a specific city limit.
Cities in Brevard County
Cocoa Beach
Max Size:800 sq ft
Setbacks:10ft Rear / 10ft Side
View City Rules
Indialantic
Max Size:750 sq ft
Setbacks:10ft Rear / 10ft Side
View City Rules
Melbourne
Max Size:1500 sq ft
Setbacks:{"min_rear_ft":10,"min_side_ft":8,"min_distance_from_principal_ft":5,"min_distance_from_other_accessory_ft":5,"note":"Accessory structures must be in rear yard; ≥10 ft from rear property line; ≥8 ft from side property lines; ≥5 ft from principal and from other accessory structures."}
View City Rules
Palm Bay
Max Size:750 sq ft
Setbacks:15ft Rear / 10ft Side
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Satellite Beach
Max Size:700 sq ft
Setbacks:5ft Rear / 5ft Side
View City Rules
Titusville
Max Size:750 sq ft
Setbacks:10ft Rear / 5ft Side
View City Rules
Viera
Max Size:1000 sq ft
Setbacks:County Rules + Strict HOA Review
View City Rules